The most exciting attraction in winter season! During winter season, Humpback whales migrate from approximately 9000 km to warmer southern waters of Okinawa to breed. It is one in a lifetime experience to see the Humpback whales up close. Humpback whales are 15-16 meters in length and about 25-30 tons in weight with long pectoral fins and a knobbly head. Their dynamic movements are truly impressive. Do not miss this unforgettable experience to encounter the most giant mammal in the world!